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QT78R-D-12-FREQ2

Description
LVHCMOS Output Clock Oscillator, 15MHz Min, 100MHz Max, ROHS COMPLIANT, HERMETIC SEALED, MINIATURE, CERAMIC, J-LEAD, SMD, 4 PIN
CategoryPassive components    oscillator   
File Size248KB,6 Pages
ManufacturerQ-TECH Corporation
Environmental Compliance  
Download Datasheet Parametric View All

QT78R-D-12-FREQ2 Overview

LVHCMOS Output Clock Oscillator, 15MHz Min, 100MHz Max, ROHS COMPLIANT, HERMETIC SEALED, MINIATURE, CERAMIC, J-LEAD, SMD, 4 PIN

QT78R-D-12-FREQ2 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerQ-TECH Corporation
Reach Compliance Codecompliant
Other featuresTRISTATE; ENABLE/DISABLE FUNCTION; TAPE AND REEL; TUBE
maximum descent time5 ns
Frequency Adjustment - MechanicalNO
frequency stability100%
JESD-609 codee4
Manufacturer's serial numberQT78
Installation featuresSURFACE MOUNT
Maximum operating frequency100 MHz
Minimum operating frequency15 MHz
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Oscillator typeLVHCMOS
Output load15 pF
physical size13.97mm x 8.89mm x 3.302mm
longest rise time5 ns
Maximum supply voltage1.98 V
Minimum supply voltage1.62 V
Nominal supply voltage1.8 V
surface mountYES
maximum symmetry40/60 %
Terminal surfaceGold (Au) - with Nickel (Ni) barrier
QT78 SERIES
Q-TECH
CORPORATION
HIGH-RELIABILITY MINIATURE CLOCK OSCILLATORS
1.8 to 5.0Vdc - 15kHz to 150MHz
Description
Q-Tech’s surface-mount QT78 Series oscillators consist
of an IC 5Vdc, 3.3Vdc, 2.5Vdc, 1.8Vdc clock square
wave generator and a round AT high-precision quartz
crystal built in a rugged surface-mount ceramic J-lead
miniature package.
Features
• Made in the USA
• ECCN: EAR99
• DFARS 252-225-7014 Compliant:
Electronic Component Exemption
• USML Registration # M17677
• Available as QPL MIL-PRF-55310/27, /28, and /30
• Broad frequency range from 15kHz to 150MHz
• Rugged 4 point mount design for high shock and
vibration
• ACMOS, HCMOS, TTL or LVHCMOS logic
• Tri-State Output Option (D)
• Hermetically sealed ceramic SMD package
• Fundamental and 3rd Overtone designs
• Low phase noise
• Custom designs available
• Q-Tech does not use pure lead or pure tin in its
products
• RoHS compliant
Package Specifications and Outline
0.550±.0.005
(13.970±0.13)
4
3
Q-TECH
P/N
FREQ.
D/C S/N
Pin No.
0.350±0.005
(8.89±0.13)
1
2
3
4
TRISTATE or NC
GND/CASE
OUTPUT
VDD
Function
1
2
0.100±.005
(2.54±0.13)
0.200±.005
(5.080±0.13)
0.170 MAX.
(4.318 MAX.)
0.018±.003
(0.46±0.08)
0.39
(9.91)
0.27
(6.86)
0.07
(1.78)
0.13
(3.30)
0.375±0.005
(9.525±0.13)
.130 MAX.
0.13
(3.30)
Applications
3.302 MAX.
0.20
(5.08)
0.300±.005
(7.620±0.13)
• Designed to meet today’s requirements for low voltage
applications
• Wide military clock applications
• Smart munitions
• Navigation
• Industrial controls
• Microcontroller driver
Dimensions are in inches (mm)
Package material: 90% AL2O3
Lead material: Kovar
Lead finish:
• Gold Plated: 50µ ~ 80µ inches
• Nickel Underplate: 100µ ~ 250µ inches
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-t ec h.com
QT78 (Revision C, July 2008) (ECO #9380)
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